Speed Dry GSM: 159gsm

Top: Speed Dry, 87% Polyester, 13% Spandex

Bottom: Power Air, 89% Polyester, 11% Spandex

Power Air GSM: 353gsm 

Polartec Power Air is a new revolutionary knit construction that encapsulates air to retain warmth and reduce microfiber shedding.

The result is a performance fabric with advanced thermal efficency that sheds up to 5X less than other premium mid-layer fabrics. And while all favrics will shed fibers over time, Polartec Power Air is a step foward in reducing the environmental impact of what we make and wear. 

Features:

- Great for layering under helemet or wear on its own

- Superior wicking

- Highly Durable

- Highly breathable

- Lightweight